public ReactiveBatchRepository(
IDatabase database)
{
var options = new BatchOperatorOptions <int, int>
{
BufferTime = TimeSpan.FromMilliseconds(10),
BufferCount = 10000,
DoManyFunc = database.InsertMany,
};
_batchInsertOperator = new ReactiveBatchOperator <int, int>(options);
}
public ReactiveBatchOperator(
BatchOperatorOptions <TInput, TOutput> options)
{
if (options.BufferTime == null)
{
throw new ArgumentNullException(nameof(options));
}
if (options.BufferCount == null)
{
throw new ArgumentNullException(nameof(options));
}
_subject
.Buffer(options.BufferTime.Value, options.BufferCount.Value)
.Where(x => x.Count > 0)
.Select(x => Observable.FromAsync(async() =>
{
try
{
var result = await options.DoManyFunc.Invoke(x.Select(a => a.Input)).ConfigureAwait(false);
foreach (var savingItem in x)
{
savingItem.Tcs.SetResult(result);
}
}
catch (Exception e)
{
foreach (var savingItem in x)
{
savingItem.Tcs.SetException(e);
}
}
}))
.Merge()
.Subscribe();
}